Sales Inventory
Dive into our world of cutting-edge sonars, advanced navigation equipment, and state-of-the-art software—all crafted to optimize your hydrographic operations.
At ECHO81, we understand the stresses of investing and procuring with the overwhelming number of options in the market today. Let our devoted sales team help you realize the perfect solution to cover every aspect of your requirements.
Whether you have inquiries about our superior products or seeking expert advice, we’re just a phone call or email away!
Browse by Technology.
Find the perfect products tailored to your specific needs
CONTACT INFO
Have a question? Can’t find what you’re looking for? We’d love to hear from you!
Connect with us using the information below.
PHONE
+1 706-522-3022
ADDRESS
481 S. Jackson Street
Hartwell, GA 30643
Hartwell, GA 30643
At ECHO81, we believe in the power of collaboration and are proud to work alongside a network of exceptional partners who share our commitment to excellence. We work with EdgeTech, Kongsberg, Applanix, AML Oceanographic, and many more.
We are always looking for new ways to grow and improve. If you have any questions, feedback, or would like to learn more about how ECHO81 can assist you, please don’t hesitate to Contact Us


















Geometrics TVG Frame (Frame Only) (Rental)
Geometrics Magnetometer Telemetry MUX (Rental)
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software
USM High Tower OTS Sonar Mount
Impact Subsea ISM3D (Rental)
Applanix POS MV SurfMaster One INS
SEABER YUCO-SCAN AUV
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler (Rental)
Fugro MarineStar Subscription
Impact Subsea ISFMD System Full System
Applanix GNSS antenna, 540AP
Applanix POS MV WaveMaster II INS (220) (Rental)
EdgeTech 4205 Tri-Frequency Side Scan Sonar
Geometrics G882 Magnetometer (Rental)
USM MegaTower OTS AL Weld Down Plate
Innomar ISE Processing Software (Rental)
HYPACK MAX
USM HighTower Bow AL Weld Down Plate
HSP 22" Sheave Counter (Rental)
USM HighTower Bow Sonar Mount (Rental)
USM Compact OTS Sonar Mount
EdgeTech 3400-512E 500 Hz-12 kHz Side Scan Sonar
EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
Innomar Medium-USV Subbottom Profiler
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
USM Compact Sonar Mount VOOP Kit (Rental)
Innomar Light Subbottom Profiler
Innomar Compact Subbottom Profiler
Impact Subsea ISS360HD
USM MegaTower OTS Sonar Mount (Rental)
Impact Subsea ISFMD System Topside Interface Box
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler (Rental)
EdgeTech 4205 Side Scan Sonar Depressor Wing
Impact Subsea FMD System
Impact Subsea ISFMD System Software License
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler
Kongsberg uPAP 200-NEL Portable USBL
EdgeTech 3400-OTS Low Freq Digital Subbottom Profiler Dual Transmitters
EdgeTech 2000-DSS Side Scan Sonar and Subbottom Profiler (Rental)
HYPACK HYSWEEP
Applanix RTK POS MV SurfMaster SFF IP68 INS
Impact Subsea ISS360 (Rental)
QPS Qinsy 9 Offshore (Rental)
SeaGear Oceanographic Winch
Impact Subsea ISD4000 (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar
Applied Acoustics 1100 Series Mini Beacon (Rental)
Innomar Medium-70 Subbottom Profiler
Training Onsite Customer Location
Impact Subsea ISFMD System ROV Only System
EdgeTech Laptop